diff --git a/composer.json b/composer.json
index 1a0eb701fc..e7d0d34f03 100644
--- a/composer.json
+++ b/composer.json
@@ -103,11 +103,6 @@
             "yii\\cs\\": "cs/src/"
         }
     },
-    "autoload-dev": {
-        "files": [
-            "tests/bootstrap.php"
-        ]
-    },
     "config": {
         "platform": {"php": "5.4"}
     },